Rosemarie Trentinella's "Roman Glass"
Read this article about the history and evolution of Roman glass production. The manufacture of glassware was known throughout the ancient world, but Roman craftsmen produced glass on an unprecedented scale. The invention of glassblowing during the first century BCE allowed craftsmen to quickly produce glass products in a wide range of shapes, bringing cheap glass to mass markets
Click https://web.archive.org/web/20160407063306/http://www.metmuseum.org/toah/hd/rgls/hd_rgls.htm link to open resource.